Faulty feeder detection based on fully convolutional network and fault trust degree estimation in distribution networks

J Yuan, Z Jiao - International Journal of Electrical Power & Energy …, 2022 - Elsevier
Faulty feeder detection is crucial to maintaining the safety and stable operation of power
grids after single line-to-ground (SLG) faults occur in distribution networks. Existing detection …

Faulty feeder detection based on image recognition of voltage-current waveforms in non-effectively grounded distribution networks

J Yuan, T Wu, Y Hu, Z Jiao - International Journal of Electrical Power & …, 2022 - Elsevier
Faulty-feeder detection is essential for fault location and fault isolation after single line-to-
ground (SLG) faults in distribution networks. However, the SLG fault currents are weak, and …

Faulty feeder detection based on image recognition of current waveform superposition in distribution networks

J Yuan, Z Jiao - Applied Soft Computing, 2022 - Elsevier
Faulty feeder detection is essential for maintaining the security and stability of energy supply
in distribution networks. However, it is rather difficult to identify a specific faulty feeder owing …

[HTML][HTML] Faulty feeder detection for single phase-to-ground faults in distribution networks based on patch-to-patch CNN and feeder-to-feeder LSTM

J Yuan, Z Jiao - International Journal of Electrical Power & Energy …, 2023 - Elsevier
Faulty feeder detection has always been recognized as an essential issue in guaranteeing
the stable and reliable operation of distribution networks. Existing methods fail to fully exploit …

Faulty feeder detection based on fundamental component shift and multiple-transient-feature fusion in distribution networks

X Wei, D Yang, X Wang, B Wang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
When a single-phase-to-ground (SPG) fault occurs in a distribution network, the current is
weak, and the fault conditions are complex; the existing fault detection technologies do not …

Faulty feeder detection method for SLG faults in distribution networks based on comprehensive fault characteristics across entire frequency spectrum

J Yuan, Y Hu, Z Jiao - International Journal of Electrical Power & Energy …, 2022 - Elsevier
In the event of a single line-to-ground fault in a non-effectively grounded distribution
network, reliable detection and isolation of faulty feeders aid in ensuring safe network …

A parameter-free approach for fault section detection on distribution networks employing gated recurrent unit

MR Shadi, H Mirshekali, R Dashti, MT Ameli… - Energies, 2021 - mdpi.com
Faults in distribution networks can result in severe transients, equipment failure, and power
outages. The quick and accurate detection of the faulty section enables the operator to avoid …

Faulty-Feeder Detection for Single Phase-to-Ground Faults in Distribution Networks Based on Waveform Encoding and Waveform Segmentation

J Yuan, Z Jiao - IEEE Transactions on Smart Grid, 2023 - ieeexplore.ieee.org
Faulty feeder detection helps ensure the stability and safety of power grids after single-
phase-to-ground (SPG) faults occur in distribution networks. The existing detection …

Two-terminal fault location method of distribution network based on adaptive convolution neural network

J Liang, T Jing, H Niu, J Wang - IEEE Access, 2020 - ieeexplore.ieee.org
When a single-phase ground fault occurs in a distribution network, it is generally allowed to
operate with faults for one to two hours, which may lead to further development of the fault …

Deep-learning-based fault type identification using modified CEEMDAN and image augmentation in distribution power grid

SZ Hou, W Guo, ZQ Wang, YT Liu - IEEE Sensors Journal, 2021 - ieeexplore.ieee.org
The data mining method is limited to be applied in the distribution network fault diagnosis
because of the unbalanced fault sample problem. Aiming at this problem, combining the …